The deal, in one paragraph
Start with what was actually signed, because the numbers set the stakes for everything that follows.
Coherent signed a CHIPS Act letter of intent for up to $50M to expand its 6-inch indium-phosphide (InP) photonics fab in Sherman, TX, doubling manufacturing space and quadrupling wafer capacity. It builds on ~$20M from the Texas Semiconductor Innovation Fund and the Sherman EDC, and a $2B NVIDIA investment (March 2026) plus a multibillion-dollar purchase commitment. At completion: 1,000+ jobs, including 550+ direct advanced-manufacturing, engineering, and technical roles. InP photonics are the lasers that move data between GPUs in AI datacenters.
Who can train this workforce
Four tiers feed this fab: a local community-college anchor, a degreed-engineer pipeline, Texas's state-funded accelerators, and a thin national network of photonics-technician programs, the scarce specialty. The institutions exist. The InP-specific piece is what's missing.
| Institution | Program | Type | Note |
|---|---|---|---|
| Grayson College Sherman / Denison, TX | Electrical Engineering Technology, semi equipment & automation | AAS Cert | The local anchor. Already names Coherent as an employer. Stackable: L1 cert ~6mo, both certs 12mo, AAS 18mo; ~$60k start. Won a $350k TWC grant (Oct 2025) to train process technicians. |
| UT Dallas | North Texas Semiconductor Institute | BS | Co-leads a consortium with Grayson; $700k TSIF cleanroom grant. The degreed-engineer pipeline Coherent cites. |
| Texas A&M | Photonics / Electrical Engineering | BS | Strong photonics and EE programs feeding North Texas. |
| TSTC Texas State Technical College | Accelerated Semiconductor Technician Program | 10-week | $3.5M TSIF grant. The fastest in-state on-ramp to a fab-floor role. |
| Austin CC + UT Austin | Texas Institute for Electronics: Semiconductor Training Center | AAS Cert | State-backed training center built to the industry's workforce spec. |
| Temple College | Stackable cert → AAS → BAS | AAS BAS | Includes military-transition training, a ready source of disciplined recruits. |
| Indian Hills CC Iowa | Laser / Electro-Optics Technology | AAS | 750+ photonics-technician graduates placed, among the deepest benches in the country. |
| Indian River State College Florida | Photonics (home of LASER-TEC) | AAS Cert | Coordinates the national photonics-technician curriculum (OP-TEC / LASER-TEC). |
| Stonehill College Massachusetts | Photonics certificate + paid internship | 9-mo Cert | A fast, work-integrated route into the specialty. |
| AIM Photonics Academy MIT | InP / PIC hands-on bootcamps | Bootcamp | The closest existing model for InP-specific upskilling: the module Sherman needs. |
Grayson's curriculum is semiconductor-equipment-generic, not InP/photonics-specific. The missing piece is an AIM-Photonics-style InP module layered on top, funded by the CHIPS and TSIF money already on the table. That single addition is the difference between a generic technician pipeline and one that can actually run an indium-phosphide fab.
None of this is unprecedented. TSMC Arizona runs a registered technician apprenticeship. Micron + Onondaga CC built a $15M cleanroom stocked with real fab tools. Maricopa's 10-day Quick Start has certified 900+. The school-into-the-plant model already works; Sherman's job is to copy it fast.
How fast the market is growing
The fab isn't expanding on a hunch. InP photonics is the supply-constrained input to AI networking, and every credible forecast points the same direction: up and to the right, fast.
| Market | Now | Forecast | Growth |
|---|---|---|---|
| InP photonics (overall) | $5.8B (2024) | $28.4B (2033) | ~19% CAGR |
| Pluggable optics | ~$6B (2023) | ~$25B (2030) | ~4× |
| AI-datacenter optics | n/a | ~$100B/yr by 2030 | LightCounting |
| Optical transceivers (global) | n/a | ~$73B by 2030 | Fuji Keizai |
| AI-datacenter InP demand | n/a | n/a | ~85% CAGR, 2026–30 |
| Co-packaged optics (CPO) | $46M (2024) | $8.1B (2030) | ~137% CAGR (Yole)* |
Every 800G optical module uses 4–8 InP laser chips, and the industry is moving from 800G to 1.6T as standard in AI datacenters. That transition is the direct reason for Coherent's 4× capacity move.
* Estimates conflict widely on the newest segment: Yole pegs co-packaged optics at $8.1B by 2030; 360iResearch sees only $4.7B. Treat the direction as solid and any single point estimate as directional.
What the product is worth
InP photonics is a small line item that gates a very large one. That leverage is the whole reason a chipmaker put $2B into a single fab.
InP photonics is a high-value, supply-constrained input to the entire AI buildout. Most of the world's InP is still made on 3- and 4-inch wafers. Coherent's move to 6-inch quadruples usable area and cuts die cost by more than 60%, which is why NVIDIA invested $2B and signed a multibillion-dollar purchase commitment. In effect, a relatively small photonics fab gates a market measured in the tens of billions per year, sitting underneath NVIDIA's pledged ~$500B of U.S. AI infrastructure. The leverage ratio, dollars of AI infrastructure enabled per dollar of fab, is extreme.
A supply-constrained bottleneck
Most InP still runs on 3-/4-inch wafers. The 6-inch jump quadruples usable area per wafer and cuts die cost sharply, turning a boutique process into a volume one.
The AI buildout downstream
InP lasers move the data between GPUs. The optics market they feed is measured in tens of billions a year, and it sits under the half-trillion in U.S. AI infrastructure NVIDIA has pledged.
The cost if the workforce isn't there
The risk is not abstract. It has already happened elsewhere, and Sherman's local conditions make it sharper than the national average.
An unstaffed fab produces nothing
A new fab is a hundreds-of-millions-to-billions building that earns zero until it's staffed. The ~$650M Sherman expansion only pays off when the 550+ roles are filled.
The TSMC Arizona delay
TSMC pushed back its Arizona fab specifically because it couldn't find enough trained U.S. staff. The workforce risk has already delayed a flagship fab once.
67,000 short by 2030
SIA and Oxford Economics project the U.S. will be ~67,000 semiconductor workers short by 2030, or 58% of new jobs. Of those, ~26,400 are technicians, the single largest at-risk category.
TI's $30B megafab
Texas Instruments is building a $30B+ megafab (~3,000 jobs) in the same town, drawing from the same Texoma technician pool. Sherman's staffing risk is structurally higher than the national average.
Because InP optics gate AI-cluster networking, a photonics-technician shortfall doesn't just slow one fab. It throttles the broader AI-infrastructure buildout that depends on the supply. The constraint is small and specific, and that is exactly what makes it dangerous.
Nuclear operators take three to five years to license. Photonics and semiconductor technicians can be trained in 10 days to two years. The gap is real and front-loaded, but it is solvable on fab-build timelines, if the apprenticeship, college-cleanroom, and shared-pipeline moves start now.
The bottom line
The capital is committed, the market is compounding at double digits, and the product gates the AI buildout. The only variable left is the crew. Unlike the nuclear workforce problem, the training here is fast. So the work is narrow and concrete: layer an InP/photonics module onto Grayson's existing pipeline with the CHIPS and TSIF money already pledged, copy the apprenticeship and cleanroom playbooks that already work, and start now, before TI absorbs the local technician pool.
The limit isn't money, demand, or technology. Those are all moving. The limit is 550 trained people, on a fab-build clock. That is an eminently winnable race, but only if it starts today.
"World's first 6-inch InP fab" is Coherent's own claim (NVIDIA repeats it as "what it calls"). Prior incentives are cited as ~$20M (Coherent) vs ~$17M (NVIDIA); expansion scale is ~$650M in most press, lower in narrower figures. Photonics-technician demand rests largely on one 2021 AIM/MIT study (~2,200 engineering-technicians/yr; ~20 vs ~140 programs). No BLS "photonics technician" line item exists. CPO market estimates disagree by an order of magnitude (Yole vs 360iResearch). Wages are BLS OEWS May 2024 medians, with "photonics tech" approximated by electro-mechanical / electronics-technician bands.